It is a sign that the rules need changing.
它提醒人们，应该修改市场规则了。
要换灯泡？
Does the present policy need changing?
现在的政策需要改变吗？
This network line is bad, need changing.
这根网络线坏了，需要更换。
Does the exam system need changing? In your opinion, how should we realize quality education?
现在的应试教育需要改变吗？依你看来，我们应该怎么实行素质教育？
Does the exam system need changing? In your opinion, how should we realize quality education?
现在的应试教育需要改变吗？依你看来，我们应该怎么实行素质教育？
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